diff --git a/704.md b/704.md
index b5c3da8..2723517 100644
--- a/704.md
+++ b/704.md
@@ -36,7 +36,7 @@ m / purpose' / conin_type' / part1' / part2' / ... / part8'
  
 <details>
  <summary><b>Example</b></summary> 
-For example, if Alice wants to build its <code>dm parent key</code> for Bob she has to:
+If Alice wants to build he <code>dm parent key</code> for Bob then she has to:
  <ul>
   <li>get the public key of `Bob` (in hex). Eg: <code>3bf0c63fcb93463407af97a5e5ee64fa883d107ef9e558472c4eb9aaaefa459d</code></li>
   <li>split the public key hex string in 8 chunks:</li>
@@ -45,7 +45,10 @@ For example, if Alice wants to build its <code>dm parent key</code> for Bob she
  </ul>
 </details>
 
-dm/<action>/index
+We notate the above derived `direct message public key` with  `dmpk`.
+
+`dmpk/<action>/index`
+
  send, receive, marketplace
 
 ## Exchange the `direct message parent key`